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  • Sweet potato fertilizer application… Sweet potato fertilizer requirements can be calculated if you know your soil type and have a good idea of the yield potential of your land…
  • Soil Magnesium Soil magnesium research is dominated by other macro nutrients such as nitrogen, potassium and phosphate. Calcium was never a problem since it was added with…
  • Manure – a technical… Manure is the waste from animals. It can be obtained either from natural deposits or livestock farming. The content of manure is highly variable, and…
  • Natural fertilizers for vegetables Natural fertilizers for vegetables usually refer to manure, compost and industrial waste products from animals. It consists of biodegradable material which is normally eco friendly.…
  • Soil Sulfur cheat cheat… Soil sulfur is not a very well known element, but it is part of the macronutrients. Sulfur or S, is absorbed in the same amounts…
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Horticultural articles

sweet potato fertilization

Sweet potato fertilizer application tables according to soil types

Sweet potato fertilizer requirements can be calculated if you know your soil type and have a good idea of the yield potential of your land and climate. These are basic norms and your specific microclimate and variety can have an influence on the total amount applied. These norms do not ...
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/ Fertilization, Sweet potato
magnesium soil vegetable production

Soil Magnesium

Soil magnesium research is dominated by other macro nutrients such as nitrogen, potassium and phosphate. Calcium was never a problem since it was added with phosphate fertilizers in the form of calcium phosphate (Ca3(PO4)2H2O. Calcium was also added in abundance during lime application. One can call it lopsided fertilizer application ...
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/ Fertilization, Soil
Manure vegetable farming fertilizer horticulture

Manure – a technical discussion

Manure is the waste from animals. It can be obtained either from natural deposits or livestock farming. The content of manure is highly variable, and each batch must be analysed if it is used for nutrient supply for crops. We recommend reading Natural fertilizers for vegetables with this article. Manure is ...
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/ Fertilization, Fertilizers, Organic
Natural fertilizer compost

Natural fertilizers for vegetables

Natural fertilizers for vegetables usually refer to manure, compost and industrial waste products from animals. It consists of biodegradable material which is normally eco friendly. The process through which it is made is not necessarily eco friendly or sustainable. Each product has its advantages and disadvantages. The grower must evaluate ...
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/ Fertilization, Fertilizers, Organic

Soil Sulfur cheat cheat – a very short one

Soil sulfur is not a very well known element, but it is part of the macronutrients. Sulfur or S, is absorbed in the same amounts as phosphorus. Uptake of S by grasses is about 10 kg/ha,  leguminous crops 25-30 kg/ha and cabbage about 40-45 kg/ha. The table below compares sulfur ...
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/ Fertilization, Soil

Soil Calcium cheat sheet for farmers – stuff you should know

Soil calcium can be a mystery as most growers focus on nitrogen, potassium and phosphorus. If you scan literature, scientists get very involved in detail and confusing for the average non post graduate farmer. This is a simple yet quick cheat sheet on soil calcium that will quickly give you ...
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/ Fertilization, Soil

Carrot farming and production

Climate requirements of carrots Carrots is a cold weather crop. The ideal growing season is from early autumn to late spring. Carrots can be grown throughout the year if summers are not too hot like the lowveld in South Africa. Although heavy frost damage leaves, it does not affect the ...
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/ Carrots, Cultivation
Carrot fresh market growing fertilizer requirement

Carrot fertilizer application tables according to soil types

Carrot fertilizer requirements can be calculated if you know your soil type and have a good idea of the yield potential of your land and climate. These are basic norms and your specific microclimate and variety can have an influence on the total amount applied. These norms do not take ...
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/ Carrots, Fertilization
spray guidelines vegetable farming

Spray program guidelines

A spray program must be applied on a scientific basis otherwise it will not be effective. All chemicals must be applied at the right place (target) and the right time and in the right way. Pesticides and fungicides are dangerous chemicals, they are designed to kill pests and diseases, but ...
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growing peas in africa fresh organic

Pea fertilizer application tables according to soil types

Pea fertilizer (Pisum sativum) requirements can be calculated if you know your soil type and have a good idea of the yield potential of your land and climate. These are basic norms and your specific microclimate and variety can have an influence on the total amount applied. These norms do ...
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/ Fertilization, Peas

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